>: (These days, 'sh' is pretty much standardized by POSIX and perhaps
>: other standards, but alas not every system's /bin/sh is that standard
>: shell.  On some, e.g. solaris, it's ksh.  on others, who knows.  8-)
>
>Solaris has their `standards-compliant' Bourne shell in /usr/xpg4/bin/sh,
>and a mostly-compliant ksh in [/usr]/bin/ksh.

...which means that if you use it in the interpreter path in a script,
that script is no longer portable.  solaris has demonstrated
non-portable portability.

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